ALCON RESEARCH, LLC - IRVINE TECHNOLOGY CENTER CENTURION VISION SYSTEM, ACCESSORY, OZIL TORSIONAL HANDPIECE; UNIT, PHACOFRAGMENTATION
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Catalog Number 8065751761 |
Device Problem
Failure to Deliver Energy (1211)
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Patient Problems
Corneal Abrasion (1789); Corneal Edema (1791); Eye Burn (2523); Appropriate Clinical Signs, Symptoms, Conditions Term / Code Not Available (4581)
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Event Date 02/13/2023 |
Event Type
Injury
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Event Description
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A pharmacist reported that during a cataract surgery ophthalmic handpiece exhibited failure in ultrasound that causes loss of corneal substance with corneal burning and corneal edema and surgeon noticed corneal leakage it was sutured.Intraocular lens was placed and procedure was completed on the same day.Sutures was removed from the eye on postoperative day 14.Patient current condition was not known.
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Manufacturer Narrative
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Investigation including root cause analysis is in progress.A supplemental mdr will be filed as necessary in accordance with 21 cfr 803.56 when additional reportable information becomes available.The manufacturer internal reference number is: (b)(4).
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Manufacturer Narrative
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The product under investigation is not a serviceable device.Therefore, a service record review was not performed.However, a handpiece (hp) was returned on this investigation for testing.A non-conformance based review of the serial number was performed and did not reveal any potential contributing factors to the reported complaint.A manufacturing device history record (dhr) review was performed prior to product release to ensure that the product was manufactured in compliance with the device master record.Based on the assessment, the product met release criteria.A review for complaints reported against this serial number was performed.No similar complaints were reported for the product serial under investigation.The hp was received for testing on this investigation.Visual assessment of the returned sample revealed a dented irrigation line.A flow rate test was performed on the irrigation and aspiration lines of the handpiece which found the handpiece to meet specifications s.The returned sample was connected to a calibrated system.The handpiece tuned successfully and completed a five minute burn-in test with the system set at 100% ultrasonic and torsional power.During the burn-in test, the temperature of the hp was measured per the product design specification and was found to be within specifications.The handpiece was connected to dynamic tuning fixture (dtf) for stroke length testing on the longitudinal and torsional movements which found the handpiece to meet specifications the handpiece was found to meet functional specifications.Therefore, the root cause of the reported event is inconclusive.Manufacturer will continue to monitor data for evidence of adverse trending and take further action, as appropriate.The manufacturer internal reference number is: (b)(4).
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Search Alerts/Recalls
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